BMW 7 Series: Removing And Installing Or Replacing Fuel Filler Pipe (Petrol/Gasoline)

Recycling

Fuel escapes when fuel lines are detached. Have a suitable collecting container ready.

Catch and dispose of escaping fuel.

Observe country-specific waste-disposal regulations.

IMPORTANT: Ensure adequate ventilation in the place of work! Avoid skin contact (wear gloves)! Before starting the engine for the first time:

• Fill fuel tank with at least 5 liters of fuel.
• Check ground connection at fuel filler neck to body for continuity. If necessary, clean contact surface between body and fuel filler pipe screw connection.

Necessary preliminary tasks

• Draw off FUEL from fuel tank
• Remove REAR RIGHT WHEEL ARCH TRIM

Unhook retaining strap (1) from tank flap.

Open cap and set to one side.

Fig. 11: Identifying Tank Flap Retaining Strap

Release plastic nut (1).

Installation: Check plastic nut (1), replace if necessary.

Tightening torque 16 12 2AZ.

Unclip line holder (2).

Release hexagon nut (3).

Installation: Tightening torque 16 12 2AZ.

Fig. 12: Identifying Quick Release Coupling, Line Holder And Nut

Release quick-release coupling (4).

Unclip line (1).

Installation: Make sure lines (1) and (2) are correctly seated in holder.

Fig. 13: Identifying Line Holders

IMPORTANT: There may be residual amounts of fuel in the tank! Catch escaping fuel in a suitable container.

Fig. 14: Identifying Fuel Tank Hose Clip And Quick-Release Coupling

Unfasten hose clip (1).

Installation: Check hose clamp, replace if necessary.

Tightening torque 16 12 1AZ.

Release quick-release coupling (2).

Remove fuel filler pipe.

Replacement

Unfasten hose clip (1).

Installation: Check hose clamp, replace if necessary.

Tightening torque 16 12 1AZ.

Detach filler hose (2) from fuel filler pipe (3).

Fig. 15: Identifying Fuel Filler Pipe, Filler Hose And Hose Clip

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